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How to Stream Alpaca’s Stock Market Data API

Alpaca is a US stock brokerage that allows subscribers to buy and sell stocks by calling their Application Programming Interfaces, or APIs for short. This is suitable for algorithmic traders and developers who want to automate their trading. In the world of...

How to Get the List of S&P 500 Companies’ Ticker Symbols

The Standard and Poor’s 500, or simply the S&P 500, is a stock market index tracking the performance of 500 large companies listed on stock exchanges in the United States. From Investopedia.com, the S&P 500 index is regarded as one of the best gauges of...

How to Access TD Ameritrade API (No Coding Required)

TD Ameritrade is one of the leading US online brokers. This tutorial details how to create a Developer Account and your first API. While APIs of some online brokers does not support OAuth authentication. The official API documentation can be tricky especially with...